Fla. Man Accused of Killing Wife, Posting Grisly Photo (USA Today)
A South Florida man who authorities say fatally shot his wife — and apparently then posted a photo of her body on Facebook — turned himself in to police Thursday. Derek Medina, 31, told officers he had shot Jennifer Alfonso, 26, at their South Miami home, Miami-Dade police reported in a news release.

Fla. Man Accused of Killing Wife, Posting Grisly Photo (USA Today) A South Florida man who authorities say fatally shot his wife — and apparently then posted a photo of her body on Facebook — turned himself in to police Thursday. Derek Medina, 31, told officers he had shot Jennifer Alfonso, 26, at their South Miami home, Miami-Dade police reported in a news release. The Huffington Post Medina posted the photo some time around noon Thursday, with the words “Rip Jennifer Alfonso.” The image shows his wife’s body slumped backwards from her knees on the floor in what appears to be the couple’s kitchen. Her face and arms are covered in blood. Mail Online In a message that appeared on his personal Facebook account Thursday morning, Medina allegedly admitted to the murder of Alfonso. “I’m going to prison or death sentence for killing my wife love you guys miss you guys takecare Facebook people you will see me in the news,” he wrote. “My wife was punching me and I am not going to stand anymore with the abuse so I did what I did I hope u understand me.” Miami Herald Facebook on Thursday evening removed Medina’s profile page. Medina, on his public Facebook account, describes himself as property management supervisor and an actor for Miami-based crime drama “Burn Notice.” He is also a self-published author. Miami New Times “I gave 6 months of working on 6 books of guidance and self help to saving people’s lives and relating to problems we must over come as one world one nation one country ‘give me the opportunity to touch your spirit’ give me a chance to change your world or make you understand the world we live in ‘these 6 books will change your world in seconds, days, months, years,'” Medina wrote on his site. The e-books are available through the website e-Junkie and retail for $9.99 to $11.99 each.

YouTube’s Founders Challenge Vine and Instagram with New Video App (The New York Times/Bits Blog) After months of teasing, the wait is over: Chad Hurley and Steve Chen, who brought us the video-sharing site YouTube, are taking the wraps off their newest project, a video creation app called MixBit. Versions for Apple mobile devices and the Web will be going live on Thursday, and an Android version is due in several weeks.

Social Media Gives the Homeless in S.F. a Helping Hand (VentureBeat) A new program dubbed Everyday Connect leverages social media to help the homeless in San Francisco. Project Homeless Connect’s team of staff and volunteers typically meets between 10 and 20 homeless children and adults each day with a specific, burning need.

How Twitter Bridges Gap Between Inside & Outside the Beltway (SocialTimes)National Journal Washington correspondent Matthew Cooper, himself an avid and engaging Twitter user (@mattizcoop), profiles “average Tweeters” from outside the beltway who infiltrated the Washington “elite,” in his latest piece, “How Twitter is Revolutionizing Washington Relationships.” He profiles two, outside the beltway Twitter users, @DukeStJournal and @Abba_KS, who tweeted creatively and engagingly about the financial crisis.

Tumblr Had $16.6 Million Left When Yahoo Bought it (AllThingsD) In the wake of Yahoo’s acquisition of Tumblr, there was some chatter about how much runway David Karp would have had if he hadn’t sold the company. Now we know, sort of: Tumblr, which had raised $125 million since 2007, had $16.6 million in cash left when Yahoo bought it.